The robbers set _____ the unarmed travellers.

A ) With

B ) Upon ✅

C ) From

D ) To


Explanation: Set upon/on is a phrase. Set upon/on means اچانک حملہ کردینا The robbers set upon the unarmed travellers ڈاکوؤں نے نہتے مسافروں پر حملہ کر دیا